Main Entry: ¹scab

Pronunciation: \ˈskab\

Function: noun

Etymology: Middle English, of Scandinavian origin; akin to Old Swedish skabbr scab; akin to Old English sceabb scab, Latin scabere to scratch — more at shave

Date: 13th century

1 : scabies of domestic animals
2 : a crust of hardened blood and serum over a wound
3 a : a contemptible person b (1) : a worker who refuses to join a labor union (2) : a union member who refuses to strike or returns to work before a strike has ended (3) : a worker who accepts employment or replaces a union worker during a strike (4) : one who works for less than union wages or on nonunion terms
4 : any of various bacterial or fungus diseases of plants characterized by crustaceous spots; also : one of the spots